mirror of https://github.com/grafana/grafana
parent
f6a160b270
commit
3ad38eefd2
@ -0,0 +1,200 @@ |
||||
|
||||
/** Created by: Alex Wendland (me@alexwendland.com), 2014-08-06 |
||||
* |
||||
* angular-json-tree |
||||
* |
||||
* Directive for creating a tree-view out of a JS Object. Only loads |
||||
* sub-nodes on demand in order to improve performance of rendering large |
||||
* objects. |
||||
* |
||||
* Attributes: |
||||
* - object (Object, 2-way): JS object to build the tree from |
||||
* - start-expanded (Boolean, 1-way, ?=true): should the tree default to expanded |
||||
* |
||||
* Usage: |
||||
* // In the controller |
||||
* scope.someObject = { |
||||
* test: 'hello', |
||||
* array: [1,1,2,3,5,8] |
||||
* }; |
||||
* // In the html |
||||
* <json-tree object="someObject"></json-tree> |
||||
* |
||||
* Dependencies: |
||||
* - utils (json-tree.js) |
||||
* - ajsRecursiveDirectiveHelper (json-tree.js) |
||||
* |
||||
* Test: json-tree-test.js |
||||
*/ |
||||
|
||||
import angular from 'angular'; |
||||
import coreModule from 'app/core/core_module'; |
||||
|
||||
var utils = { |
||||
/* See link for possible type values to check against. |
||||
* http://stackoverflow.com/questions/4622952/json-object-containing-array |
||||
* |
||||
* Value Class Type |
||||
* ------------------------------------- |
||||
* "foo" String string |
||||
* new String("foo") String object |
||||
* 1.2 Number number |
||||
* new Number(1.2) Number object |
||||
* true Boolean boolean |
||||
* new Boolean(true) Boolean object |
||||
* new Date() Date object |
||||
* new Error() Error object |
||||
* [1,2,3] Array object |
||||
* new Array(1, 2, 3) Array object |
||||
* new Function("") Function function |
||||
* /abc/g RegExp object (function in Nitro/V8) |
||||
* new RegExp("meow") RegExp object (function in Nitro/V8) |
||||
* {} Object object |
||||
* new Object() Object object |
||||
*/ |
||||
is: function is(obj, clazz) { |
||||
return Object.prototype.toString.call(obj).slice(8, -1) === clazz; |
||||
}, |
||||
|
||||
// See above for possible values |
||||
whatClass: function whatClass(obj) { |
||||
return Object.prototype.toString.call(obj).slice(8, -1); |
||||
}, |
||||
|
||||
// Iterate over an objects keyset |
||||
forKeys: function forKeys(obj, f) { |
||||
for (var key in obj) { |
||||
if (obj.hasOwnProperty(key) && typeof obj[key] !== 'function') { |
||||
if (f(key, obj[key])) { |
||||
break; |
||||
} |
||||
} |
||||
} |
||||
} |
||||
}; |
||||
|
||||
coreModule.directive('jsonTree', [function jsonTreeDirective() { |
||||
return { |
||||
restrict: 'E', |
||||
scope: { |
||||
object: '=', |
||||
startExpanded: '=', |
||||
rootName: '@', |
||||
}, |
||||
template: '<json-node key="rootName" value="object" start-expanded="startExpanded"></json-node>' |
||||
}; |
||||
}]); |
||||
|
||||
coreModule.directive('jsonNode', ['ajsRecursiveDirectiveHelper', function jsonNodeDirective(ajsRecursiveDirectiveHelper) { |
||||
return { |
||||
restrict: 'E', |
||||
scope: { |
||||
key: '=', |
||||
value: '=', |
||||
startExpanded: '=' |
||||
}, |
||||
compile: function jsonNodeDirectiveCompile(elem) { |
||||
return ajsRecursiveDirectiveHelper.compile(elem, this); |
||||
}, |
||||
template: ' <span class="json-tree-key" ng-click="toggleExpanded()">{{key}}</span>' + |
||||
' <span class="json-tree-leaf-value" ng-if="!isExpandable">{{value}}</span>' + |
||||
' <span class="json-tree-branch-preview" ng-if="isExpandable" ng-show="!isExpanded" ng-click="toggleExpanded()">' + |
||||
' {preview}}</span>' + |
||||
' <ul class="json-tree-branch-value" ng-if="isExpandable && shouldRender" ng-show="isExpanded">' + |
||||
' <li ng-repeat="(subkey,subval) in value">' + |
||||
' <json-node key="subkey" value="subval"></json-node>' + |
||||
' </li>' + |
||||
' </ul>', |
||||
pre: function jsonNodeDirectiveLink(scope, elem, attrs) { |
||||
// Set value's type as Class for CSS styling |
||||
elem.addClass(utils.whatClass(scope.value).toLowerCase()); |
||||
// If the value is an Array or Object, use expandable view type |
||||
if (utils.is(scope.value, 'Object') || utils.is(scope.value, 'Array')) { |
||||
scope.isExpandable = true; |
||||
// Add expandable class for CSS usage |
||||
elem.addClass('expandable'); |
||||
// Setup preview text |
||||
var isArray = utils.is(scope.value, 'Array'); |
||||
scope.preview = isArray ? '[ ' : '{ '; |
||||
utils.forKeys(scope.value, function jsonNodeDirectiveLinkForKeys(key, value) { |
||||
if (isArray) { |
||||
scope.preview += value + ', '; |
||||
} else { |
||||
scope.preview += key + ': ' + value + ', '; |
||||
} |
||||
}); |
||||
scope.preview = scope.preview.substring(0, scope.preview.length - (scope.preview.length > 2 ? 2 : 0)) + (isArray ? ' ]' : ' }'); |
||||
// If directive initially has isExpanded set, also set shouldRender to true |
||||
if (scope.startExpanded) { |
||||
scope.shouldRender = true; |
||||
elem.addClass('expanded'); |
||||
} |
||||
// Setup isExpanded state handling |
||||
scope.isExpanded = scope.startExpanded ? scope.startExpanded() : false; |
||||
scope.toggleExpanded = function jsonNodeDirectiveToggleExpanded() { |
||||
scope.isExpanded = !scope.isExpanded; |
||||
if (scope.isExpanded) { |
||||
elem.addClass('expanded'); |
||||
} else { |
||||
elem.removeClass('expanded'); |
||||
} |
||||
// For delaying subnode render until requested |
||||
scope.shouldRender = true; |
||||
}; |
||||
} else { |
||||
scope.isExpandable = false; |
||||
// Add expandable class for CSS usage |
||||
elem.addClass('not-expandable'); |
||||
} |
||||
} |
||||
}; |
||||
}]); |
||||
|
||||
/** Added by: Alex Wendland (me@alexwendland.com), 2014-08-09 |
||||
* Source: http://stackoverflow.com/questions/14430655/recursion-in-angular-directives |
||||
* |
||||
* Used to allow for recursion within directives |
||||
*/ |
||||
coreModule.factory('ajsRecursiveDirectiveHelper', ['$compile', function RecursiveDirectiveHelper($compile) { |
||||
return { |
||||
/** |
||||
* Manually compiles the element, fixing the recursion loop. |
||||
* @param element |
||||
* @param [link] A post-link function, or an object with function(s) registered via pre and post properties. |
||||
* @returns An object containing the linking functions. |
||||
*/ |
||||
compile: function RecursiveDirectiveHelperCompile(element, link) { |
||||
// Normalize the link parameter |
||||
if (angular.isFunction(link)) { |
||||
link = { |
||||
post: link |
||||
}; |
||||
} |
||||
|
||||
// Break the recursion loop by removing the contents |
||||
var contents = element.contents().remove(); |
||||
var compiledContents; |
||||
return { |
||||
pre: (link && link.pre) ? link.pre : null, |
||||
/** |
||||
* Compiles and re-adds the contents |
||||
*/ |
||||
post: function RecursiveDirectiveHelperCompilePost(scope, element) { |
||||
// Compile the contents |
||||
if (!compiledContents) { |
||||
compiledContents = $compile(contents); |
||||
} |
||||
// Re-add the compiled contents to the element |
||||
compiledContents(scope, function (clone) { |
||||
element.append(clone); |
||||
}); |
||||
|
||||
// Call the post-linking function, if any |
||||
if (link && link.post) { |
||||
link.post.apply(null, arguments); |
||||
} |
||||
} |
||||
}; |
||||
} |
||||
}; |
||||
}]); |
||||
@ -0,0 +1,200 @@ |
||||
|
||||
/** Created by: Alex Wendland (me@alexwendland.com), 2014-08-06 |
||||
* |
||||
* angular-json-tree |
||||
* |
||||
* Directive for creating a tree-view out of a JS Object. Only loads |
||||
* sub-nodes on demand in order to improve performance of rendering large |
||||
* objects. |
||||
* |
||||
* Attributes: |
||||
* - object (Object, 2-way): JS object to build the tree from |
||||
* - start-expanded (Boolean, 1-way, ?=true): should the tree default to expanded |
||||
* |
||||
* Usage: |
||||
* // In the controller
|
||||
* scope.someObject = { |
||||
* test: 'hello', |
||||
* array: [1,1,2,3,5,8] |
||||
* }; |
||||
* // In the html
|
||||
* <json-tree object="someObject"></json-tree> |
||||
* |
||||
* Dependencies: |
||||
* - utils (json-tree.js) |
||||
* - ajsRecursiveDirectiveHelper (json-tree.js) |
||||
* |
||||
* Test: json-tree-test.js |
||||
*/ |
||||
|
||||
import angular from 'angular'; |
||||
import coreModule from 'app/core/core_module'; |
||||
|
||||
var utils = { |
||||
/* See link for possible type values to check against. |
||||
* http://stackoverflow.com/questions/4622952/json-object-containing-array
|
||||
* |
||||
* Value Class Type |
||||
* ------------------------------------- |
||||
* "foo" String string |
||||
* new String("foo") String object |
||||
* 1.2 Number number |
||||
* new Number(1.2) Number object |
||||
* true Boolean boolean |
||||
* new Boolean(true) Boolean object |
||||
* new Date() Date object |
||||
* new Error() Error object |
||||
* [1,2,3] Array object |
||||
* new Array(1, 2, 3) Array object |
||||
* new Function("") Function function |
||||
* /abc/g RegExp object (function in Nitro/V8) |
||||
* new RegExp("meow") RegExp object (function in Nitro/V8) |
||||
* {} Object object |
||||
* new Object() Object object |
||||
*/ |
||||
is: function is(obj, clazz) { |
||||
return Object.prototype.toString.call(obj).slice(8, -1) === clazz; |
||||
}, |
||||
|
||||
// See above for possible values
|
||||
whatClass: function whatClass(obj) { |
||||
return Object.prototype.toString.call(obj).slice(8, -1); |
||||
}, |
||||
|
||||
// Iterate over an objects keyset
|
||||
forKeys: function forKeys(obj, f) { |
||||
for (var key in obj) { |
||||
if (obj.hasOwnProperty(key) && typeof obj[key] !== 'function') { |
||||
if (f(key, obj[key])) { |
||||
break; |
||||
} |
||||
} |
||||
} |
||||
} |
||||
}; |
||||
|
||||
coreModule.directive('jsonTree', [function jsonTreeDirective() { |
||||
return { |
||||
restrict: 'E', |
||||
scope: { |
||||
object: '=', |
||||
startExpanded: '@', |
||||
rootName: '@', |
||||
}, |
||||
template: '<json-node key="rootName" value="object" start-expanded="startExpanded"></json-node>' |
||||
}; |
||||
}]); |
||||
|
||||
coreModule.directive('jsonNode', ['ajsRecursiveDirectiveHelper', function jsonNodeDirective(ajsRecursiveDirectiveHelper) { |
||||
return { |
||||
restrict: 'E', |
||||
scope: { |
||||
key: '=', |
||||
value: '=', |
||||
startExpanded: '@' |
||||
}, |
||||
compile: function jsonNodeDirectiveCompile(elem) { |
||||
return ajsRecursiveDirectiveHelper.compile(elem, this); |
||||
}, |
||||
template: ' <span class="json-tree-key" ng-click="toggleExpanded()">{{key}}</span>' + |
||||
' <span class="json-tree-leaf-value" ng-if="!isExpandable">{{value}}</span>' + |
||||
' <span class="json-tree-branch-preview" ng-if="isExpandable" ng-show="!isExpanded" ng-click="toggleExpanded()">' + |
||||
' {{preview}}</span>' + |
||||
' <ul class="json-tree-branch-value" ng-if="isExpandable && shouldRender" ng-show="isExpanded">' + |
||||
' <li ng-repeat="(subkey,subval) in value">' + |
||||
' <json-node key="subkey" value="subval"></json-node>' + |
||||
' </li>' + |
||||
' </ul>', |
||||
pre: function jsonNodeDirectiveLink(scope, elem, attrs) { |
||||
// Set value's type as Class for CSS styling
|
||||
elem.addClass(utils.whatClass(scope.value).toLowerCase()); |
||||
// If the value is an Array or Object, use expandable view type
|
||||
if (utils.is(scope.value, 'Object') || utils.is(scope.value, 'Array')) { |
||||
scope.isExpandable = true; |
||||
// Add expandable class for CSS usage
|
||||
elem.addClass('expandable'); |
||||
// Setup preview text
|
||||
var isArray = utils.is(scope.value, 'Array'); |
||||
scope.preview = isArray ? '[ ' : '{ '; |
||||
utils.forKeys(scope.value, function jsonNodeDirectiveLinkForKeys(key, value) { |
||||
if (isArray) { |
||||
scope.preview += value + ', '; |
||||
} else { |
||||
scope.preview += key + ': ' + value + ', '; |
||||
} |
||||
}); |
||||
scope.preview = scope.preview.substring(0, scope.preview.length - (scope.preview.length > 2 ? 2 : 0)) + (isArray ? ' ]' : ' }'); |
||||
// If directive initially has isExpanded set, also set shouldRender to true
|
||||
if (scope.startExpanded) { |
||||
scope.shouldRender = true; |
||||
elem.addClass('expanded'); |
||||
} |
||||
// Setup isExpanded state handling
|
||||
scope.isExpanded = scope.startExpanded; |
||||
scope.toggleExpanded = function jsonNodeDirectiveToggleExpanded() { |
||||
scope.isExpanded = !scope.isExpanded; |
||||
if (scope.isExpanded) { |
||||
elem.addClass('expanded'); |
||||
} else { |
||||
elem.removeClass('expanded'); |
||||
} |
||||
// For delaying subnode render until requested
|
||||
scope.shouldRender = true; |
||||
}; |
||||
} else { |
||||
scope.isExpandable = false; |
||||
// Add expandable class for CSS usage
|
||||
elem.addClass('not-expandable'); |
||||
} |
||||
} |
||||
}; |
||||
}]); |
||||
|
||||
/** Added by: Alex Wendland (me@alexwendland.com), 2014-08-09 |
||||
* Source: http://stackoverflow.com/questions/14430655/recursion-in-angular-directives
|
||||
* |
||||
* Used to allow for recursion within directives |
||||
*/ |
||||
coreModule.factory('ajsRecursiveDirectiveHelper', ['$compile', function RecursiveDirectiveHelper($compile) { |
||||
return { |
||||
/** |
||||
* Manually compiles the element, fixing the recursion loop. |
||||
* @param element |
||||
* @param [link] A post-link function, or an object with function(s) registered via pre and post properties. |
||||
* @returns An object containing the linking functions. |
||||
*/ |
||||
compile: function RecursiveDirectiveHelperCompile(element, link) { |
||||
// Normalize the link parameter
|
||||
if (angular.isFunction(link)) { |
||||
link = { |
||||
post: link |
||||
}; |
||||
} |
||||
|
||||
// Break the recursion loop by removing the contents
|
||||
var contents = element.contents().remove(); |
||||
var compiledContents; |
||||
return { |
||||
pre: (link && link.pre) ? link.pre : null, |
||||
/** |
||||
* Compiles and re-adds the contents |
||||
*/ |
||||
post: function RecursiveDirectiveHelperCompilePost(scope, element) { |
||||
// Compile the contents
|
||||
if (!compiledContents) { |
||||
compiledContents = $compile(contents); |
||||
} |
||||
// Re-add the compiled contents to the element
|
||||
compiledContents(scope, function (clone) { |
||||
element.append(clone); |
||||
}); |
||||
|
||||
// Call the post-linking function, if any
|
||||
if (link && link.post) { |
||||
link.post.apply(null, arguments); |
||||
} |
||||
} |
||||
}; |
||||
} |
||||
}; |
||||
}]); |
||||
@ -0,0 +1,61 @@ |
||||
/* Structure */ |
||||
json-tree { |
||||
.json-tree-key { |
||||
vertical-align: middle; |
||||
} |
||||
.expandable { |
||||
position: relative; |
||||
&::before { |
||||
pointer-events: none; |
||||
} |
||||
&::before, & > .key { |
||||
cursor: pointer; |
||||
} |
||||
} |
||||
.json-tree-branch-preview { |
||||
display: inline-block; |
||||
vertical-align: middle; |
||||
} |
||||
} |
||||
|
||||
/* Looks */ |
||||
json-tree { |
||||
ul { |
||||
padding-left: $spacer; |
||||
} |
||||
li, ul { |
||||
list-style: none; |
||||
} |
||||
li { |
||||
line-height: 1.3rem; |
||||
} |
||||
.json-tree-key { |
||||
color: $variable; |
||||
padding: 5px 10px 5px 15px; |
||||
&::after { |
||||
content: ':'; |
||||
} |
||||
} |
||||
json-node.expandable { |
||||
&::before { |
||||
content: '\25b6'; |
||||
position: absolute; |
||||
left: 0px; |
||||
font-size: 10px; |
||||
transition: transform .1s ease; |
||||
} |
||||
&.expanded::before { |
||||
transform: rotate(90deg); |
||||
} |
||||
} |
||||
.json-tree-leaf-value, .json-tree-branch-preview { |
||||
word-break: break-all; |
||||
} |
||||
.json-tree-branch-preview { |
||||
overflow: hidden; |
||||
font-style: italic; |
||||
max-width: 40%; |
||||
height: 1.5em; |
||||
opacity: .7; |
||||
} |
||||
} |
||||
Loading…
Reference in new issue